/* banner */
.banner {
  background: url(../guide/img/guide_index_banbg.png) top center no-repeat;
  background-size: cover;
  text-align: center;
  padding-bottom: 4rem;
}
.banner_title {
  color: #000;
  font-size: 4.4rem;
  font-weight: 600;
  margin: -2rem auto 1.6rem;
}

.left {
  float: left;
}

.right {
  float: right;
}

.banner_desc {
  color: #333;
  font-size: 16px;
  max-width: 90rem;
  width: 100%;
  margin: 0 auto;
}

/* content */
.content {
  max-width: 140rem;
  width: 94%;
  margin: 0 auto;
}
.guide_nav {
  border-radius: 20px;
  max-width: 376px;
  width: 100%;
  box-sizing: border-box;
  padding: 30px 40px;
  background: #f3f7ff;
  position: sticky;
  top: 40px;
}
.guide_content {
  width: calc(100% - 420px);
}
.nav_lists {
  text-align: center;
}
.nav_lists ul {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.nav_lists li {
  border-radius: 10px;
  background: linear-gradient(
    323deg,
    rgba(50, 111, 240, 0.1) 42.26%,
    rgba(65, 182, 250, 0.1) 92.86%
  );
  color: #333;
  font-size: 18px;
  font-weight: 500;
  max-width: 350px;
  box-sizing: border-box;
  padding: 18px 20px;
  cursor: pointer;
  position: relative;
  line-height: 1.5;
}
.nav_lists li.active {
  background: linear-gradient(323deg, #326ff0 42.26%, #41b6fa 92.86%);
  color: #fff;
}
.nav_lists li.active .icon_right::after {
  position: absolute;
  display: inline-block;
  vertical-align: middle;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
}
.nav_lists li .icon_right::after {
  display: none;
}

.content {
  display: block;
  max-width: 1400px;
  width: 94%;
  margin: 6rem auto;
}
.content_div {
  width: 70%;
  display: inline-block;
  vertical-align: middle;
}
.content_text .content_div {
  width: 100%;
}
.article_recorder {
  width: 24%;
  max-width: 230px;
  display: inline-block;
  margin-right: 3rem;
  vertical-align: middle;
}
.content_item {
  width: 100%;
  min-height: 111px;
  margin-bottom: 4rem;
}
.content_item h3 {
  margin: 0;
  font-size: 18px;
  font-weight: 500;
}
.content_div h3 a:hover {
  color: var(--color-link-hover);
}
.content_div.active h3 a {
  color: var(--color-link);
  font-size: inherit;
}
.content_item p:first-of-type {
  margin: 0.6rem 0 1.3rem;
  font-size: 16px;
  color: #666666;
  font-weight: 400;
}
.content_item-footer span {
  font-size: 14px;
  color: #666666;
  vertical-align: middle;
}
.content_item-footer img {
  width: 18px;
  height: 18px;
  min-width: 12px;
  min-height: 12px;
  margin-right: 6px;
  color: #666666;
  vertical-align: middle;
}
.content_item a {
  color: #000;
  text-decoration: none;
  font-size: inherit;
  font-weight: inherit;
}

/* /pager/ */
.article_main_content {
  display: none;
}
.show {
  display: block;
}

@media screen and (max-width: 980px) {
  .pw980 {
    width: 94%;
    margin: 0 auto;
  }
  .guide_nav {
    display: none;
  }
  .guide_content {
    width: 100%;
  }
  .guide_content .article_main_content {
    display: block;
  }
}

@media screen and (max-width: 750px) {
  .horizontal-line {
    width: 95%;
  }
  .recorder-text {
    width: 100%;
  }
  .content p {
    line-height: 1.5;
  }
  .article_recorder {
    width: 100%;
    margin-right: 0px;
    max-width: 100%;
    margin-bottom: 2rem;
  }
  .content_item img {
    margin-right: 0;
  }
  .content_div {
    width: 100%;
  }
  .recorder_thumbnail img {
    width: 100%;
  }
  .content_item:last-child {
    margin-bottom: 0;
  }
}